CN211278938U - Bottom paving device, precast beam bottom die and precast beam construction device - Google Patents
Bottom paving device, precast beam bottom die and precast beam construction device Download PDFInfo
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- CN211278938U CN211278938U CN201922113471.4U CN201922113471U CN211278938U CN 211278938 U CN211278938 U CN 211278938U CN 201922113471 U CN201922113471 U CN 201922113471U CN 211278938 U CN211278938 U CN 211278938U
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Abstract
The utility model belongs to the technical field of the bridge construction technique and specifically relates to a shop's end device, precast beam die block and precast beam construction equipment are related to. The utility model provides a spread end device, including high adjusting device and the steel sheet of spreading the end, high adjusting device is used for installing the position at the hole for hoist of pedestal, and the steel sheet of spreading the end is placed on high adjusting device, and high adjusting device can adjust the position of the steel sheet of spreading the end to the upper surface that makes the upper surface of the steel sheet of spreading the end and the upper surface of pedestal are in the coplanar, or make the upper surface of the steel sheet of spreading the end be less than the upper surface of pedestal, take out in order to spread the end steel sheet. The utility model provides a bottom-laying device, before moving the roof beam, will spread the position of end steel sheet and reduce for the upper surface of spreading the end steel sheet is less than the upper surface of pedestal, then will spread the end steel sheet and take out, thereby make the hoist and mount handle device pass the hole for hoist and mount and remove precast beam at the bottom of the pocket, remove after, just can place the end steel sheet of spreading on high adjusting device, continue to make a slice roof beam under the preparation, improved the efficiency of construction.
Description
Technical Field
The utility model belongs to the technical field of the bridge construction technique and specifically relates to a shop's end device, precast beam die block and precast beam construction equipment are related to.
Background
The precast beam, especially the precast beam with a large span, is generally hoisted by a pocket bottom, so that the pedestals are required to be disconnected at hoisting positions, namely, hoisting holes are formed between two adjacent pedestals, bottom paving steel plates are arranged at the hoisting holes, so that the pedestals are of a continuous integral structure during prefabrication, namely, the pedestals and the bottom paving steel plates are used as bottom dies, precast beam templates are assembled on two sides of the pedestals as side dies, the two sides of the pedestals are generally provided with U-shaped channel steels to form slurry stopping grooves, slurry stopping strips are filled in the slurry stopping grooves to stop slurry, so as to form closed models, and concrete is poured on the upper portions of the templates to form the precast beam.
However, the existing bottom-laying steel plate is directly laid on the pedestal on two sides of the hoisting hole and is connected with the steel plate on the top surface of the pedestal through a flat seam, and after the precast beam is manufactured, the bottom-laying steel plate is clamped between the precast beam and the pedestal and cannot be taken out. When the precast beam needs to be removed, the bottom-laying steel plate and the precast beam are removed together through the hoisting holes by the bottom-laying hoisting beam device, the tight post-process after the beam moving needs to wait for the end of the beam moving, the bottom-laying steel plate is taken and played back after the position of the pedestal hoisting hole, namely, the bottom-laying steel plate which needs to be hoisted away is placed again on the position of the hoisting hole, the steel reinforcement cage can be hoisted, the next beam is prefabricated, the construction process connection waiting time is prolonged, and the construction efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
A first object of the utility model is to provide a spread end device to alleviate the technical problem who exists among the prior art because when the precast beam moved the roof beam, hoist and mount handle device will spread end steel sheet and the precast beam through the hole for hoist and remove jointly and lead to the efficiency of construction to reduce at the bottom of the pocket.
A second object of the utility model is to provide a precast beam die block to alleviate the technical problem that exists among the prior art because when the precast beam moved the roof beam, hoist and mount handle device at the bottom of the pocket will spread end steel sheet and precast beam and remove jointly and lead to the efficiency of construction to reduce through the hole for hoist.
A third object of the utility model is to provide a precast beam construction equipment to alleviate the technical problem that exists among the prior art because when the precast beam moved the roof beam, hoist and mount handle device will spread end steel sheet and the precast beam through the hole for hoist and remove jointly and lead to the efficiency of construction to reduce at the bottom of the pocket.
Based on above-mentioned first purpose, the utility model provides a spread end device, including high adjusting device and the steel sheet of spreading the end, high adjusting device is used for installing the position at the hole for hoist of pedestal, spread the end steel sheet and place high adjusting device is last, high adjusting device can adjust spread the position of end steel sheet, so that spread the end steel sheet the upper surface with the upper surface of pedestal is in the coplanar, or makes spread the upper surface of end steel sheet and be less than the upper surface of pedestal, in order to incite somebody to action spread the end steel sheet and take out.
Further, in some embodiments, the height adjusting device includes a fixing portion for being fixedly connected with the thickness surface of the pedestal and a bolt;
the fixing part is provided with a threaded hole, the bolt is connected with the threaded hole, and the bottoming steel plate is placed on the bolt; or the fixing part is provided with a through hole, the fixing part is provided with a nut, the nut corresponds to the through hole in position, the bolt penetrates through the through hole, and the bolt is matched with the nut.
Further, in some embodiments, the number of the height adjusting devices is two, the thickness surfaces of the pedestals at two sides of the hoisting hole are respectively provided with one height adjusting device, and a channel for the hoisting device to pass through is formed between the fixing parts of the two height adjusting devices.
Further, in some embodiments, the number of the bolts is multiple, and the bolts are arranged at intervals along the length direction of the fixing portion.
Further, in some embodiments, the bottom-laying steel plate is provided with a grout stopping groove, and the grout stopping groove can be communicated with the grout stopping groove on the pedestal.
Further, in some embodiments, the bottom-laying steel plate comprises a first steel plate and a second steel plate, the first steel plate and the second steel plate are connected through a channel steel, and the plate surface of the first steel plate is parallel to the plate surface of the second steel plate; the quantity of channel-section steel is two, two the opening direction of the notch of channel-section steel is opposite, and all with the face of first steel sheet is parallel.
Further, in some embodiments, two thickness surfaces of the bottom-laying steel plate parallel to the length direction of the pedestal are respectively provided with a grout stopping groove.
Further, in some embodiments, a grout stopping strip is arranged inside the grout stopping groove.
Based on above-mentioned second purpose, the utility model provides a precast beam die block, including the pedestal with shop's end device, height adjusting device installs the position of the hole for hoist of pedestal.
Based on above-mentioned third purpose, the utility model provides a precast beam construction equipment, include the precast beam die block.
Compared with the prior art, the beneficial effects of the utility model include:
the utility model provides a spread end device, including high adjusting device and the steel sheet of spreading the end, high adjusting device is used for installing the position in the hole for hoist of pedestal, spread the end steel sheet and place high adjusting device is last, high adjusting device can adjust spread the position of end steel sheet, so that spread the end steel sheet the upper surface with the upper surface of pedestal is in the coplanar, or makes spread the upper surface of end steel sheet and be less than the upper surface of pedestal, in order to incite somebody to action spread the end steel sheet and take out.
Based on this structure, the utility model provides a spread end device when the precast beam of preparation, can be with the upper surface of spreading the steel sheet at the end and the upper surface of pedestal in the coplanar to make and spread end steel sheet and pedestal as the die block. Before moving the beam, the position of the bottom-laying steel plate is lowered, the upper surface of the bottom-laying steel plate is lower than the upper surface of the pedestal, then the bottom-laying steel plate is taken out, the bottom-pocket hoisting lifting beam device penetrates through the hoisting hole to move the precast beam away, and after the precast beam is moved away, the bottom-laying steel plate can be placed on the height adjusting device to continue to manufacture the next beam, so that the construction efficiency is improved.
The utility model provides a precast beam die block, including the pedestal with shop's end device, height adjusting device installs the position of the hole for hoist of pedestal.
The utility model provides a precast beam die block is owing to used the utility model provides a spread end device has reduced the construction process and has linked up latency, has improved the efficiency of construction.
The utility model provides a precast beam construction equipment is owing to used the utility model provides a precast beam die block has reduced the construction process and has linked up latency, has improved the efficiency of construction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram (showing a pedestal) of a bottom paving device according to an embodiment of the present invention;
fig. 2 is a top view (showing a pedestal) of a height adjusting device in a bottom paving device according to a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of a bottom-laying steel plate in the bottom-laying device according to the first embodiment of the present invention;
fig. 4 is a schematic structural diagram of a modified example of a bottom-laying steel plate in a bottom-laying device according to an embodiment of the present invention.
Icon: 101-laying a bottom steel plate; 102-a first steel plate; 103-a second steel plate; 104-a pedestal; 105-a fixed part; 106-bolt; 107-nut; 108-a first stock tank; 109-a second stock stopping groove; 110-through hole.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1 to 3, the present embodiment provides a bottom-laying device, which includes a height adjusting device and a bottom-laying steel plate 101, wherein the height adjusting device is used for being installed at a position of a hoisting hole of a pedestal 104, the bottom-laying steel plate 101 is placed on the height adjusting device, and the height adjusting device can adjust a position of the bottom-laying steel plate 101, so that an upper surface of the bottom-laying steel plate 101 is in the same plane as an upper surface of the pedestal 104, or the upper surface of the bottom-laying steel plate 101 is lower than the upper surface of the pedestal 104, so as to take out the bottom-laying steel plate 101.
With this configuration, the bottom-laying apparatus according to the present embodiment can make the upper surface of the steel bottom-laying plate 101 and the upper surface of the base 104 on the same plane when the precast girders are manufactured, and make the steel bottom-laying plate 101 and the base 104 serve as a bottom mold. Before moving the beam, the position of the bottom steel plate 101 is lowered, the upper surface of the bottom steel plate 101 is lower than the upper surface of the pedestal 104, then the bottom steel plate 101 is taken out, the bottom-pocket hoisting lifting beam device penetrates through the hoisting hole to move the precast beam, after the precast beam is moved, the bottom steel plate 101 can be placed on the height adjusting device, the next beam is continuously manufactured, and the construction efficiency is improved.
Meanwhile, as the weight of the precast beam is more than hundred tons, when the precast beam is hoisted, if the bottom-paved steel plate 101 and the precast beam are hoisted together, the bottom-paved steel plate 101 is easily deformed, so that the deformed bottom-paved steel plate 101 cannot ensure that transverse abutted seams at the position of a hoisting hole are tight, the bottom surface evenness of the precast beam is reduced, namely, the deformed bottom-paved steel plate 101 cannot be reused, and the production cost is increased.
In some embodiments, referring to fig. 1, the height adjusting means includes a fixing portion 105 and a bolt 106, the fixing portion 105 is used for fixedly connecting with the thickness surface of the pedestal 104; the fixing portion 105 is provided with a through hole 110, the fixing portion 105 is provided with a nut 107, the nut 107 corresponds to the through hole 110, the bolt 106 penetrates through the through hole 110, and the bolt 106 is matched with the nut 107.
Specifically, when the base 104 is poured, the fixing portion 105 is embedded in the concrete base 104, the upper surface of the fixing portion 105 is lower than the upper surface of the base 104, the nut 107 is welded to the upper surface of the fixing portion 105, the bolt 106 is inserted through the through hole 110 from below the fixing portion 105 and engaged with the nut 107, and the length of the screw located above the fixing portion 105 can be adjusted by rotating the bolt 106, thereby adjusting the position of the flooring steel plate 101.
Optionally, the fixing portion 105 is a support steel plate. When the steel plate is used, the bottom steel plate 101 is placed on the bolts 106, the bottom steel plate 101 is rectangular, and two opposite long sides of the bottom steel plate 101 are in flush joint with the pedestals 104, so that the existing bottom steel plate 101 can be prevented from being supported by the pedestals 104 on two sides, the width of the bottom steel plate 101 is reduced, and cost is saved. Meanwhile, the bottom-laying steel plate 101 is in flush joint connection with the pedestal 104, so that the continuous flatness of the bottom surface of the precast beam is improved, and the appearance quality of the precast beam is improved.
The nut 107 may be welded to the lower surface of the support steel plate.
In some embodiments, the number of the height adjusting devices is two, the thickness surfaces of the pedestal 104 at two sides of the hoisting hole are respectively provided with one height adjusting device, and a channel for the hoisting device to pass through is formed between the fixing parts 105 of the two height adjusting devices.
The position of the supporting steel plate can be improved in the mode, so that the length of the screw rod is reduced, the risk that the screw rod is bent and broken is reduced, and the construction safety is improved.
In some embodiments, the number of the bolts 106 is plural, and the plural bolts 106 are arranged at intervals along the length direction of the fixing portion 105.
Referring to fig. 2, the number of the bolts 106 on each supporting steel plate is two, so that the bottom-laying steel plate 101 can be supported at four points during construction, and is more stable.
The number of bolts 106 is not limited to two, and may be three or more.
In some embodiments, the bottom-laying steel plate 101 is provided with a grout stop slot, which can communicate with a grout stop slot on the pedestal 104.
For clearly describing the technical scheme of the embodiment, the slurry stopping groove formed in the bottom die plate 101 is named as a first slurry stopping groove 108, and the slurry stopping groove formed in the pedestal 104 is named as a second slurry stopping groove 109, as shown in fig. 1, in such a way, the bottom die forms a continuous slurry stopping groove, slurry leakage is effectively prevented, and the appearance quality of the precast beam is improved.
In an alternative embodiment of some examples, referring to fig. 3, the bottom-laying steel plate 101 includes a first steel plate 102 and a second steel plate 103, the first steel plate 102 and the second steel plate 103 are connected by a channel steel, and the plate surface of the first steel plate 102 is parallel to the plate surface of the second steel plate 103; the number of the channel steel is two, and the opening directions of the notches of the two channel steels are opposite and are parallel to the plate surface of the first steel plate 102.
Specifically, the channel-section steel is located between first steel sheet 102 and the second steel sheet 103, and first steel sheet 102 welds with the channel-section steel respectively with second steel sheet 103, and first grout stopping groove 108 is the channel-section steel, and the opening direction of the notch of two channel-section steels is all towards outside, and after the side form was adorned, the opening direction of the notch of two channel-section steels all was towards the side form. In use, the first steel plate 102 is in contact with the bolt 106. The second steel plate 103 may be in contact with the bolt 106.
The structural stress of the bottom-laying steel plate 101 can be increased in the mode, the mode is compared with the mode that the single bottom-laying steel plate 101 is directly adopted at the position of the lifting hole of the existing pedestal 104, when the precast beam is constructed, the stress influence on the bottom-laying steel plate 101 caused by the dead weight of concrete and the impact force generated when the concrete is poured can be effectively resisted, the phenomenon that the bottom-laying steel plate 101 at the bottom of a beam body at the position of the lifting hole of the precast beam is subjected to convex deformation or a bottom-laying device falls off to cause mold explosion is avoided, the construction cost is reduced, and the quality of the precast beam.
In another alternative embodiment of some embodiments, two thickness surfaces of the bottom-laying steel plate 101 parallel to the length direction of the pedestal 104 are respectively provided with a grout stopping groove. That is, the thickness surfaces of the opposing short sides of the flooring steel sheet 101 are provided with grout stopping grooves, respectively.
Specifically, as shown in fig. 4, the first grout stopping groove 108 is a channel steel, and the bottom plate of the channel steel is welded to the thickness surfaces of the two opposing short sides of the underlying steel plate 101.
Optionally, the thickness of the soffit plate 101 is equal to the width of the bottom plate of the channel.
In general, a channel having the same length as the short side of the bottom steel plate 101 is selected as the first grout groove 108. Of course, a plurality of short channel steels can be spliced together along the short side of the bottom-laying steel plate 101 to form the first grout stopping groove 108.
In some embodiments, a grout stopping strip (not shown) is arranged inside the grout stopping groove. Specifically, the first grout groove 108 and the second grout groove 109 are provided with the grout stopping strips, so that a whole grout stopping continuous belt can be formed, the occurrence of the general grout leakage quality problem at the position of a hoisting hole of the prefabricated pedestal 104 is effectively avoided, and the appearance quality of the prefabricated beam is improved.
The bottom-laying device provided in this embodiment can also adjust the position of the bottom-laying steel plate 101 according to the set elevation.
Example two
The present embodiment also provides a bottom-laying device, and the bottom-laying device of the present embodiment describes another implementation scheme of the height adjusting device, and the technical solution of the first embodiment besides this also belongs to this embodiment, and the description is not repeated here. The same reference numerals are used for the same components as in the first embodiment, and reference is made to the description of the first embodiment.
In some embodiments, the height adjusting means includes a fixing portion 105 and a bolt 106, the fixing portion 105 is fixedly connected to the thickness surface of the pedestal 104; the fixing portion 105 is provided with a screw hole, a bolt 106 is connected to the screw hole, and the flooring steel plate 101 is placed on the bolt 106. The form of the screw hole is directly formed in the fixing portion 105, and the form of the weld nut 107 is replaced, and can be freely selected according to the actual situation.
EXAMPLE III
This embodiment provides a precast beam die block, including pedestal 104 with the utility model provides a spread end device, height adjusting device installs the position at the hole for hoist of pedestal 104.
The precast beam die block that this embodiment provided owing to used the utility model provides a spread end device has reduced the construction process and has linked up latency, has improved the efficiency of construction.
It should be noted that the bottom mold of the precast beam provided in this embodiment can also use the bottom paving device provided in the second embodiment of the present invention.
Example four
This embodiment provides a precast beam construction equipment, include the utility model discloses the precast beam die block that embodiment three provided.
The precast beam construction equipment that this embodiment provided, owing to used the utility model discloses the precast beam die block that the embodiment three provided has reduced the construction process and has linked up latency, has improved the efficiency of construction.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The utility model provides a spread end device, its characterized in that includes height adjusting device and the steel sheet of spreading at the end, height adjusting device is used for installing the position at the hole for hoist of pedestal, the steel sheet of spreading at the end is placed height adjusting device is last, height adjusting device can adjust the position of the steel sheet of spreading at the end, so that spread the end the upper surface of steel sheet with the upper surface of pedestal is in the coplanar, or make the upper surface of the steel sheet of spreading at the end is less than the upper surface of pedestal, in order to with the steel sheet of spreading at the end takes out.
2. The bottom paving device as claimed in claim 1, wherein the height adjusting means comprises a fixing portion for fixing connection with the thickness surface of the pedestal and a bolt;
the fixing part is provided with a threaded hole, the bolt is connected with the threaded hole, and the bottoming steel plate is placed on the bolt; or the fixing part is provided with a through hole, the fixing part is provided with a nut, the nut corresponds to the through hole in position, the bolt penetrates through the through hole, and the bolt is matched with the nut.
3. The bottom paving device as claimed in claim 2, wherein the number of the height adjusting devices is two, the thickness surfaces of the pedestals at two sides of the hoisting hole are respectively provided with one height adjusting device, and a channel for the hoisting device to pass through is formed between the fixing parts of the two height adjusting devices.
4. A bedding arrangement as claimed in claim 3, wherein the number of said bolts is plural, the plural bolts being spaced apart along the length of said fixing portion.
5. A bottoming device according to any one of claims 1-4, wherein the bottoming steel plate is provided with a grout stop groove, which can communicate with a grout stop groove on the pedestal.
6. The bottom paving device as claimed in claim 5, wherein the bottom paving steel plate comprises a first steel plate and a second steel plate, the first steel plate and the second steel plate are connected through a channel steel, and the plate surface of the first steel plate is parallel to the plate surface of the second steel plate; the quantity of channel-section steel is two, two the opening direction of the notch of channel-section steel is opposite, and all with the face of first steel sheet is parallel.
7. A bottom laying device as claimed in claim 5, wherein two thickness surfaces of said bottom laying steel plate parallel to the length direction of said pedestal are provided with grout stopping grooves, respectively.
8. A bottoming device as claimed in claim 5, wherein a grout stopping strip is arranged inside the grout stopping groove.
9. A precast beam bottom mold comprising a pedestal and the bottom laying device according to any one of claims 1 to 8, wherein the height adjusting device is installed at a position of a lifting hole of the pedestal.
10. A precast beam construction apparatus comprising the precast beam bottom mold according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922113471.4U CN211278938U (en) | 2019-11-29 | 2019-11-29 | Bottom paving device, precast beam bottom die and precast beam construction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922113471.4U CN211278938U (en) | 2019-11-29 | 2019-11-29 | Bottom paving device, precast beam bottom die and precast beam construction device |
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| Publication Number | Publication Date |
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| CN211278938U true CN211278938U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922113471.4U Active CN211278938U (en) | 2019-11-29 | 2019-11-29 | Bottom paving device, precast beam bottom die and precast beam construction device |
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| CN (1) | CN211278938U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832110A (en) * | 2020-12-31 | 2021-05-25 | 中电建路桥集团有限公司 | Steel-concrete combined bridge structure |
| CN113059685A (en) * | 2021-03-31 | 2021-07-02 | 武汉联展达岩土工程技术有限公司 | Precast beam construction system and construction method |
-
2019
- 2019-11-29 CN CN201922113471.4U patent/CN211278938U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832110A (en) * | 2020-12-31 | 2021-05-25 | 中电建路桥集团有限公司 | Steel-concrete combined bridge structure |
| CN113059685A (en) * | 2021-03-31 | 2021-07-02 | 武汉联展达岩土工程技术有限公司 | Precast beam construction system and construction method |
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Effective date of registration: 20201119 Address after: 100020 Beijing, Guanzhuang, Chaoyang District, Zhou Patentee after: CCCC FIRST HIGHWAY ENGINEERING GROUP Co.,Ltd. Patentee after: HAIWEI ENGINEERING CONSTRUCTION CO LTD OF FIRST HIGHWAY ENGINEERING Co.,Ltd. OF CCCC Address before: 101100 Beijing City, Tongzhou District Road No. 568 Building No. 1 Xu Patentee before: HAIWEI ENGINEERING CONSTRUCTION CO LTD OF FIRST HIGHWAY ENGINEERING Co.,Ltd. OF CCCC |